    url='/jcbmapi'
    // 第三方网盘
    //imgUrl = '/webdisk/manager/filetransfer/preview?userFileId='
    //本地网盘
    imgUrl = '/jcbmapi/sys/webdisk/download?fileId='
    headers = {}
    var myDate = new Date();
    var year = myDate.getFullYear();
    var month = myDate.getMonth() + 1;
    var date = myDate.getDate();
    var hoursN = myDate.getHours() + 1;
    var min = myDate.getMinutes();
    var seconds = myDate.getSeconds();
    hoursN = hoursN < 10 ? "0" + hoursN : hoursN;
    min = min < 10 ? "0" + min : min;
    seconds = seconds < 10 ? "0" + seconds : seconds;
    const client_id = '5chDnJsOh4';
    const secret = 'VLphoitLOW3KLy08Cs1u';
    // const times = year + "" + month + "" + date + "" + hoursN + "" + min + "" + seconds;
    const times = new Date().getTime();
    const sign = CryptoJS.MD5(client_id + secret + times).toString();
    headers.app_id = '';
    headers.client_id = client_id;
    headers.time = times;
    headers.sign = sign;
